Gill, John H. "Operation Greenbier: Defusing the German Bomb"
What if: Germany developed a extensive concentrated nuclear program by 1942, and the Allies found out about it.
Summary: The Allies respond to the German nuclear program with a strategy similar to that used against V-weapons (Operation Crossbow). Allohistorical content of this article is very low, notably consisting of the Allies foiling a nuclear strike against England.
Published: In The Hitler Options: Alternate Decisions of World War II (ed. Kenneth Macksey), q.v.